add water

README.md

@@ -567,4 +567,6 @@
 77. [atlassian](src/atlassian/README.md)
 	- [jira 项目管理](src/atlassian/jira.md)
 	- [confluence 站内wiki](src/atlassian/confluence.md)
-87. [CesiumJS](src/CesiumJS/README.md)
+87. [CesiumJS](src/CesiumJS/README.md)
+88. [水利](src/water/README.md)
+	- [巴歇尔槽计算公式](src/water/ParshallFlume.md)

src/water/ParshallFlume.md

@@ -0,0 +1,25 @@
+## 巴歇尔槽计算公式
+|规格|吼宽|成品尺寸|自由流流量公式|流量范围|
+|-|-|-|-|-|
+|1#| 25 mm | 635x267x265 mm | Q = 0.0604 x H^1.55^ | 0.324~19.44 m3/h |
+|2#| 51 mm | 774x314x305 mm | Q = 0.1207 x H^1.55^ | 0.648~47.52 m3/h |
+|3#| 76 mm | 914x359x517 mm | Q = 0.1771 x H^1.55^ | 2.772~115.56 m3/h |
+|4#| 152 mm | 1525x500x730 mm | Q = 0.3812 x H^1.58^ | 	5.4~399.6 m3/h |
+|5#| 228 mm | 1630x675x890 mm | Q = 0.5354 x H^1.53^ | 	9~903.6 m3/h |
+|6#| 250 mm | 2845x980x1060 mm | Q = 0.561 x H^1.513^ | 10.8~900 m3/h |
+|7#| 300 mm | 2870x940x1200 mm | Q = 0.679 x H^1.521^ | 12.6~1440 m3/h |
+|8#| 450 mm | 2945x1120x1200 mm | Q = 1.038 x H^1.537^ | 16.2~2268 m3/h |
+|9#| 600 mm | 3020x1300x1200 mm | Q = 1.403 x H^1.548^ | 45~3060 m3/h |
+|10#| 750 mm | 3095x1480x1200 mm | Q = 1.772 x H^1.557^ | 90~3960 m3/h |
+|11#| 900 mm | 3170x1660x1200 mm | Q = 2.147 x H^1.565^ | 3170x1660x1200 mm |
+|12#| 1000 mm | 3200x1780x1250 mm | Q = 2.397 x H^1.569^ | 	108~5400 m3/h |
+|13#| 1200 mm | 3320x2020x1250 mm | Q = 2.904 x H^1.577^ | 126~7200 m3/h |
+|14#| 1500 mm | 3470x2380x1250 mm | Q = 3.668 x H^1.586^ | 	162~9000 m3/h |
+|15#| 1800 mm | 3620x2740x1250 mm | Q = 4.44 x H^1.593^ | 288~10800 m3/h |
+|16#| 2100 mm | 3770x3100x1250 mm | Q = 5.222 x H^1.599^ | 342~12960 m3/h  |
+|17#| 2400 mm | 3920x3460x1250 mm | Q = 6.004 x H^1.605^ | 360~14400 m3/h |
+|18#| 3050 mm | 7010x4860x1580 mm | Q = 7.463 x H^1.6^ | 576~29808 m3/h |
+|19#| 3660 mm | 8230x5710x1910 mm | Q = 8.859 x H^1.6^ | 	684~52848 m3/h |
+|20#| 4570 mm | 11890x7720x2330 mm | Q = 10.96 x H^1.6^ | 828~90144 m3/h |
+
+> http://styb.cn/cms/pf.php

src/water/README.md

@@ -0,0 +1,2 @@
+## 水利
+- [巴歇尔槽计算公式](ParshallFlume.md)